US Bridges

Csah 6 over Chippewa River

Good

Swift County, Minnesota · 0.3 MI W of JCT Csah 19 · Structure no. 76505

Built
1980
45 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
158 ft
3 main spans
Daily traffic
230
2017 count
Owner
County
County Highway Agency

About this bridge

Csah 6 over Chippewa River is a steel continuous stringer/multi-beam or girder carrying Csah 6 over Chippewa River in Swift County, Minnesota. It was built in 1980, so it is 45 years old, older than the Minnesota average of 38.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 230 vehicles a day, projected to reach 230 by 2039. The structure is 158 ft (48.3 m) long and 39 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesCsah 6
CrossesChippewa River
Location0.3 MI W of JCT Csah 19
RouteCounty Highway 6
Coordinates45.1955, -95.67093
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating65.5 US tons
Inventory rating39.2 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length158 ft (48.3 m)
Longest span60 ft (18.3 m)
Deck width39 ft (12 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic230 (2017)
Projected traffic230 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Csah 6 over Chippewa River built?

It was built in 1980, making it 45 years old in 2025.

What condition is Csah 6 over Chippewa River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in November 2023.

How much traffic does Csah 6 over Chippewa River carry?

About 230 vehicles per day (2017 count).

How long is Csah 6 over Chippewa River?

The structure is 158 ft (48.3 m) long with a longest span of 60 ft (18.3 m) and a deck 39 ft wide.

Who owns Csah 6 over Chippewa River?

It is owned by the County Highway Agency.